1 files changed, 63 insertions, 0 deletions
diff --git a/widget/gtk/NativeMenuGtk.h b/widget/gtk/NativeMenuGtk.h
new file mode 100644
index 0000000000..345ef58707
--- /dev/null
+++ b/widget/gtk/NativeMenuGtk.h
@@ -0,0 +1,63 @@
+
+/* -*- Mode: c++; tab-width: 2; indent-tabs-mode: nil; -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_widget_NativeMenuGtk_h
+#define mozilla_widget_NativeMenuGtk_h
+
+#include "mozilla/widget/NativeMenu.h"
+#include "mozilla/EventForwards.h"
+#include "GRefPtr.h"
+
+namespace mozilla {
+
+namespace dom {
+class Element;
+}
+
+namespace widget {
+
+class MenuModel;
+
+class NativeMenuGtk : public NativeMenu {
+ public:
+  // Whether we can use native menu popups on GTK.
+  static bool CanUse();
+
+  explicit NativeMenuGtk(dom::Element* aElement);
+
+  // NativeMenu
+  MOZ_CAN_RUN_SCRIPT_BOUNDARY void ShowAsContextMenu(
+      nsIFrame* aClickedFrame, const CSSIntPoint& aPosition) override;
+  bool Close() override;
+  void ActivateItem(dom::Element* aItemElement, Modifiers aModifiers,
+                    int16_t aButton, ErrorResult& aRv) override;
+  void OpenSubmenu(dom::Element* aMenuElement) override;
+  void CloseSubmenu(dom::Element* aMenuElement) override;
+  RefPtr<dom::Element> Element() override;
+  void AddObserver(NativeMenu::Observer* aObserver) override {
+    mObservers.AppendElement(aObserver);
+  }
+  void RemoveObserver(NativeMenu::Observer* aObserver) override {
+    mObservers.RemoveElement(aObserver);
+  }
+
+  MOZ_CAN_RUN_SCRIPT void OnUnmap();
+
+ protected:
+  virtual ~NativeMenuGtk();
+
+  MOZ_CAN_RUN_SCRIPT void FireEvent(EventMessage);
+
+  bool mPoppedUp = false;
+  RefPtr<GtkWidget> mNativeMenu;
+  RefPtr<MenuModel> mMenuModel;
+  nsTArray<NativeMenu::Observer*> mObservers;
+};
+
+}  // namespace widget
+}  // namespace mozilla
+
+#endif